December Weather in Kahului

Last updated: March 2, 2024

The weather in Kahului, United States, during December is characterized by an average temperature of 24°C (75°F). Highs can soar to 28°C (83°F), while lows may dip to 20°C (68°F). Typically, the humidity level in Kahului throughout December hovers around 81%.

20°C (68°F)

Minimum temperature

24°C (75°F)

Average temperature

28°C (83°F)

Maximum temperature

81%

Humidity

Precipitation and Sunshine hours

In December, Kahului averages 45 mm (1.8 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 10 hours 52 minutes of daylight, with the sun shining for approximately 8 hours 30 minutes each day. Additionally, there is a 37% probability of sunny days during this period.

45 mm (1.8 inches)

Precipitation

11 rainy days

Rainy days

8 hours 30 minutes

Sunshine hours

37%

Chance of sun

UV Index

In December, the UV Index in Kahului reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 1 3 5 7 8 7 6 3 2 1 0 0
Exposure Low Moderate High VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 25 min 30 min 45 min

Compare Kahului's Climate with Cities Worldwide